Home / 21,410.10-29,544.65-11,849.41

Finding the Fourth Proportional to 21,410.10, 29,544.65 and 11,849.41

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Solution

The fourth proportional to 21,410.10, 29,544.65 and 11,849.41 is: 16,351.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,410.10 : 29,544.65 = 11,849.41 : x
  2. Step 2: Convert to fraction form
    21,410.10/29,544.65 = 11,849.41/x
  3. Step 3: Cross multiply
    21,410.10x = 29,544.65 × 11,849.41
  4. Step 4: Simplify right side
    21,410.10x = 350,086,618.40
  5. Step 5: Solve for x
    x = 350,086,618.40/21,410.10
  6. Step 6: Final answer
    x = 16,351.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.